Someone who peaks often can become known as a peaker.
"Look at that knob head peaking"
"That clubs shit, its full of peakers"
Tripper B: "What, man?"
Tripper A: "I'm... it's... lattitude."
Tripper B: "He's peaking hard."
Note: applies only during the use of LSD; not psilocybin, MDMA, or other hallucinogens